* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

.page-header {
    background-color: #000000;
    display: flex;
    justify-content: center;
}

.header-logo {
    padding: 29px 0px;
    display: block;
}

.main-banner {
    width: 100%;
}